#100E42#100E42

#100E42 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.0% C 0.094 H 276.2°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#100E42
RGB	rgb(16, 14, 66)
HSL	hsl(242, 65%, 16%)
HSV	hsv(242, 79%, 26%)
CMYK	cmyk(75.8%, 78.8%, 0%, 74.1%)
CIE-LAB	lab(7.38, 20.41, -32.43)
CIE-LCH	lch(7.38, 38.31, 302.18°)
OKLab	oklab(21.01% 0.0103 -0.0937)
OKLCH	oklch(21.01% 0.094 276.2)
XYZ	xyz(1.3538, 0.8175, 5.2396)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.82

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E42 #40420E

analogous

#0E2642 #100E42 #2A0E42

triadic

#100E42 #42100E #0E4210

tetradic

#100E42 #420E26 #40420E #0E422A

square

#100E42 #420E26 #40420E #0E422A

split-complementary

#100E42 #422A0E #26420E

monochromatic

#060519 #060519 #100E42 #1C1974 #2823A7

Accessibility & contrast

On white

18.05

#100E42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#100E42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E42

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E42	#FFFFFF	#000000	##FFFFFF
##100E42	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001944

Deuteranopia (green-blind)

#001441

Tritanopia (blue-blind)

#001C26

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #100e42;
/* rgb */ color: rgb(16, 14, 66);
/* oklch */ color: oklch(21.0% 0.094 276.2);

Tailwind

colors: {
  custom: {
    50: '#574d77',
    500: '#100e42',
    950: '#000000',
  },
}

SCSS

$custom: #100e42;
$custom-light: #574d77;
$custom-dark: #000000;

JSON

{
  "hex": "#100e42",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 66
  },
  "hsl": {
    "h": 242.308,
    "s": 65,
    "l": 15.686
  },
  "oklch": {
    "l": 0.2101,
    "c": 0.0943,
    "h": 276.2
  },
  "luminance": 0.00818
}

Semantic roles & 50–950 ramp

primary

#100E42

secondary

#7A7D2F

accent

#E840E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #100E42

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →